and applause] >>nineteen-year-olddzhokhartsarnaevwasfound hiding in a boat in a yard in watertown, 1/2 last night. arrested after boston suburbs were put on a day-long lock down. day-long lock down. more than 1 million residents told to stay inside as s.w.a.t. teams went door to door searching for the suspect. >> it's unbelievable. i was cooped up in my house for the last almost 24 hours just wondering if the guy was in my back yard, if he was in my garage, you know, or if he was in my neighborhood. >> and he was. cowering, bleeding after a shootout where police that left his 267-year-old brother tamerlan dead. police said they tracked them down after they execute an m.i.t. officer and then led police on a wild chase. tsarnaev, the ethnic cheffian and u.s. citizen who lived here for more than a decade got away, but not for long. his arrest praised by the president. >> we've closed an important chapter in this tragedy. >> and by this community still in mourning. >> it brings a sigh of relief, and i think it really allows us to start the healing process. >> and the suspect still has no

the streets and in custody. [cheers and applause] >>nineteen-year-olddzhokhartsarnaevwasfound hiding in a boat in watertown, massachusetts last night, arrested after boston suburbs were put on ady-long lock down. more than 1 million residents told to stay inside as s.w.a.t. teams went door to door searching for the suspect. >> it's unbelievable. i was cooped up in my house for the last almost 24 hours just wondering if the guy was in my backyard, if defense, you know, in my garage. or in my neighborhood. >> and he was. could youering, bleeding after a shootout where police that left his 267-year-old brother tamerlan dead. police said they tracked them down after they execute an m.i.t. officer and then led police on a wild chase. tsarnaev, he lived here for more than a decade, he got away but not for long. his arrest praised by the president. >> we've closed an important chapter in this tragedy. >> and by this community still in mourning. >> it brings a sigh of relief, and i think it really allows us to start the healing process. >> and we learned the fib has asked hospital officials

to be the first clear picture of suspect number2,dzhokhartsarnaev. herbrother then posted that picture on facebook where more than 12,000 people shared it. >> i actually think i hit the lottery that i took that one picture that could have been helpful. so it's about the greatest, you know, win i could have ever had there to have helped. >> the picture is an example of how big a role social media played in this event. authorities were flooded with tips about the two suspects when images were shared and when the two brothers went on their rampage trying to escape lots of people followed the story on twitter. >> for those who have been on social media for several years now, there isn't any question that any news organization comes anywhere close to twitter. >> jeff howe is a professor of digital journalism at northeastern university in boston. he said twitter followers also posed a problem for law enforcement. >> you know, when they were actually conducting the search in watertown, yeah, just a few blocks away from me, you know, their concern was that people on twitter were going to give

guard. abc7 news reporter kira klapper is live in the courtroom.kira,dzhokhartsarnaevisnot yet able to communicate with detectives? >> that's right. they said he can't speak because he has severe throat injuries. authorities hope he will be able to talk. they have so many questions. they want to know if anyone else was involved in the alleged attack, zach har -- dzhokhar and his brother orchestrated. he was found in a boat hiding in this yard. a row bat whose brought in to remove the tarp out of fear he was wearing an explosive fight. but he was likely injured from the gunfight the night before when his brother died. this morning agents are anxiously wait to go question the man that sparked the nearly week long manhunt that ended in a spray of bullets. >> i think all the law enforcement professionals are hoping, for a host of reasons, that the suspect survives because we have a million questions. >>> a special federal interrogation team is on standby at the medical center where tsarnaev and many of his alleged victims are being treated. within the last hour we learned federal prosec

of the suspect. >> this turned out to be the first clear picture of suspect number2,dzhokhartsarnaev. herbrother then posted that picture on facebook where more than 12,000 people shared it. >> i think i hit the lottery that i took that one picture that could have been helpful. so it's about the greatest, you know, win i could have ever had there to have helped. >> the picture is an example of how big a role social media played in this event. authorities were flooded with tips about the two suspects when images were shared and when the two brothers went on their rampage trying to escape lots of people followed the story on twitter. >> for those who have been on social media for several years now, there isn't any question that any news organization comes anywhere close to twitter. >> jeff is a professor of digital journalism at northeastern university in boston. he said twitter followers also posed a problem for law enforcement. >> you know, when they were actually conducting the search in watertown, yeah, just a few blocks away from me, you know, their concern was that people twitter wer